Add pull request and main branch workflow

.github/workflows/main.yaml

@@ -0,0 +1,58 @@
+---
+name: Main branch workflow
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  release:
+    runs-on: [ubuntu-latest]
+    outputs:
+      project_version: ${{ steps.get_project_version.outputs.project_version }}
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python 3.11
+        uses: actions/setup-python@v1
+        with:
+          python-version: '3.11'
+      - name: Get a project version
+        id: get_project_version
+        run: echo "::set-output name=project_version::$(make get-project-version)"
+      - name: Install project requirements
+        run: make install-requirements
+      - name: Make a release
+        env:
+          ACCESS_TOKEN: ${{secrets.GIT_HUB_ACCESS_TOKEN}}
+        run: |
+          project-version release \
+              --provider=GitHub \
+              --organization=dmytrostriletskyi \
+              --repository=intentions \
+              --branch=main \
+              --project-version=${{ steps.get_project_version.outputs.project_version }}
+  deploy:
+    runs-on: [ubuntu-latest]
+    needs: [release]
+    outputs:
+      project_version: ${{ steps.get_project_version.outputs.project_version }}
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python 3.11
+        uses: actions/setup-python@v1
+        with:
+          python-version: '3.11'
+      - name: Get a project version
+        id: get_project_version
+        run: echo "::set-output name=project_version::$(make get-project-version)"
+      - name: Install project requirements
+        run: make install-requirements
+      - name: Build the package
+        run: python3 setup.py sdist
+      - name: Deploy the package
+        run: |
+          twine upload \
+              --username ${{ secrets.PYPI_USERNAME }} \
+              --password ${{ secrets.PYPI_PASSWORD }} \
+              dist/intentions-${{ steps.get_project_version.outputs.project_version }}.tar.gz

.github/workflows/pull_request.yaml

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+---
+name: Pull request workflow
+
+on:
+  pull_request_target:
+    branches:
+      - main
+
+jobs:
+  check-project-version:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest]
+        python-version: ['3.11']
+    outputs:
+      project_version: ${{ steps.get_project_version.outputs.project_version }}
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          ref: ${{ github.event.pull_request.head.sha }}
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v1
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Get a version of the project
+        id: get_project_version
+        run: echo "::set-output name=project_version::$(make get-project-version)"
+      - name: Install project requirements
+        run: make install-requirements
+      - name: Check project version
+        env:
+          ACCESS_TOKEN: ${{secrets.GIT_HUB_ACCESS_TOKEN}}
+        run: |
+          project-version check \
+            --provider=GitHub \
+            --organization=dmytrostriletskyi \
+            --repository=intentions \
+            --base-branch=main \
+            --head-branch=${{ github.head_ref }}
+  lint:
+    name: Lint the codebase (python-${{ matrix.python-version }} on ${{ matrix.os }})
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest]
+        python-version: ['3.11']
+    outputs:
+      project_version: ${{ steps.get_project_version.outputs.project_version }}
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          ref: ${{ github.event.pull_request.head.sha }}
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v1
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Get a version of the project
+        id: get_project_version
+        run: echo "::set-output name=project_version::$(make get-project-version)"
+      - name: Install project requirements
+        run: make install-requirements
+      - name: Check code quality
+        run: make check-code-quality